Search 340M+ academic papers — citation graphs, semantic similarity, and AI literature reviews.
Search 340M+ academic papers — citation graphs, semantic similarity, and AI literature reviews.
Search 340 million deduplicated academic papers from Claude Desktop, Claude Web, ChatGPT, Cursor, VS Code Copilot, or any MCP-compatible tool. Covers 15+ academic databases — all cross-linked through a biomedical knowledge graph with 1.3M+ entities and 109M+ paper connections.
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Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| search_papers | Full-text + semantic hybrid search with year/citation/source filters |
| get_paper | Fetch metadata by DOI, PMID, arXiv ID, or OpenAlex ID |
| find_similar | Find papers related by meaning, not just keyword matching |
| get_citation_graph | Citation network — references and citing papers |
| search_by_entity | Find papers linked to a gene, drug, disease, or institution via the KG |
| create_literature_review | AI-generated structured lit review with citations (Pro) |
| Variable | Description | Required |
|---|---|---|
| NOBLEBLOCKS_API_KEY | Credential the server authenticates with. | Yes |
Inspect PostgreSQL schemas and run read-only queries with the archived MCP reference server. Review its maintenance status before choosing it.
Use Firecrawl MCP to retrieve website content and extract information for research through Firecrawl’s API-backed web tools.
A MCP server that allows to search and fetch articles from PubMed.
Search 150M+ academic works, journals, and funders via Crossref API.
The server implements a simple note storage system with: - Custom note:// URI scheme for accessing individual notes - Each note resource has a name
Free and open source, from the makers of AliasMode.